Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Stock options: Exercise, Award, Grant, Conversion
Transaction Date |
Reported DateTime |
Exercisable Expiration |
Company | Symnbol | Insider Relationship |
Shares Traded |
Conversion Price |
Shares Owned |
Filing |
2025-02-25 Option Award |
2025-02-27 4:34 pm |
N/A 2035-02-25 |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
12,350 | $0 | 35,195 (Direct) |
View |
2025-02-13 Tax Withholding |
2025-02-18 5:42 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
2,362 | $45.03 | 22,845 (Direct) |
View |
2025-02-13 Option Award |
2025-02-18 5:42 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
3,077 | $0 | 22,845 (Direct) |
View |
2024-05-20 Tax Withholding |
2024-05-22 4:23 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
370 | $31.81 | 22,130 (Direct) |
View |
2024-02-13 Option Award |
2024-02-15 5:07 pm |
N/A 2034-02-13 |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
14,837 | $0 | 32,116 (Direct) |
View |
2024-02-13 Tax Withholding |
2024-02-15 5:07 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
1,018 | $33.52 | 32,116 (Direct) |
View |
2023-05-20 Tax Withholding |
2023-05-23 4:22 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
418 | $32.36 | 18,297 (Direct) |
View |
2023-02-14 Option Award |
2023-02-15 4:06 pm |
N/A 2025-12-31 |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
28,465 | $0 | 42,008 (Direct) |
View |
2023-02-13 Tax Withholding |
2023-02-15 4:06 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
553 | $34.23 | 42,008 (Direct) |
View |
2022-12-01 Tax Withholding |
2022-12-05 4:03 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
945 | $26.4 | 14,096 (Direct) |
View |
2022-08-30 Option Award |
2022-09-01 7:03 pm |
N/A 2032-08-30 |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
20,069 | $0 | 26,723 (Direct) |
View |
2022-05-23 Tax Withholding |
2022-09-01 7:03 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
350 | $45.68 | 26,723 (Direct) |
View |
2022-05-18 Option Award |
2022-05-25 6:13 pm |
N/A 2032-05-18 |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
4,521 | $0 | 11,175 (Direct) |
View |
2022-05-23 Tax Withholding |
2022-05-25 6:13 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
350 | $45.68 | 11,175 (Direct) |
View |
2021-12-01 Option Award |
2021-12-03 4:22 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
3,085 | $0 | 7,004 (Direct) |
View |
Ownership |
2021-12-03 4:22 pm |
N/A N/A |
Proto Labs Inc | PRLB | Schumacher Daniel Chief Financial Officer |
0 | $0 | 7,598 (Direct) |
View |